The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 27, 2004
Filed:
Nov. 30, 2001
Applicant:
Inventor:
Martin Peter Wüest, San Antonio, TX (US);
Assignee:
Southwest Research Institute, San Antonio, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 3/7244 ;
U.S. Cl.
CPC ...
H01J 3/7244 ;
Abstract
A collapsible particle collector for collecting particles and directing them to an aperture of a particle detector. One embodiment of the invention uses an electrostatic mirror, having a reflective grid and at least one reference grid, which may be collapsed or opened, in an umbrella type manner, using a radial rib type mechanism.